What does the author intend to say by the examples of the countries in the fourth paragraph?
选项:
A:Text messages may help to spread information about public health.;
B:Text messages are easily available in countries like India and Kenya.;
C:These countries are suffering from terrible infectious disease.;
D:The technology of sending text messages is advanced in these countries.
发布时间:2024-04-09 13:34:53